Wireless Motion Detector Alarm, Multi-Function Doorbell, Adjustable Brightness

Indoor Motion Detection Precision : Infrared IR sensor accurately detects human movement within a wide coverage area, making it perfect for monitoring indoor spaces like hallways, offices, or elderly care rooms.LED Indicator with Custom Lighting : Four-color LED system (Red, Blue, Green, Colorful) with adjustable brightness allows users to assign distinct visual signals for different zones or alert types, enhancing situational awareness.Vibration Alert & Audio Combination : In addition to loud 113dB alarms and melodic chimes, the system can be configured to provide vibration feedback, ideal for hearing-impaired users or quiet environments.36 Ringtones for Personalization : Choose from a diverse selection of 36 chime melodies and 5 operational modes (welcome, doorbell, alarm, etc.), allowing tailored configurations for home, retail, or office use.Expandable Security System Design : Each receiver can pair with up to 32 PIR or magnetic sensors and 8 remote controls, enabling flexible deployment across multiple access points and large properties.